Hello eL_PuSHeR Let's get more specific. I' tried Dosbox 0.61 and 0.63 on different computers, allways the same result. Here's what I'm doing, I start Dosbox, mount drive C and change the directory to scitex. Then I start the wished program, called jetdiag. In version 0.61 I get the following in the …

Thanks XulChris Yes, you translated it proparly into english. I tried your suggestion allready, didn't work. Regards

Hy folks. I'm not a crack. That's the reason for this question. I've got a DOS program which needs 2.5 MB free XMS. The Software is used to connect to a serial device. The software seems to be working fine with Dosbox 0.61 except the graphics. But I definitively need direct serial port access. Which …